Re: [-mm PATCH] Memory controller improve user interface (v3)

From: Balbir Singh
Date: Tue Sep 04 2007 - 03:29:42 EST


Paul Menage wrote:
> On 9/3/07, Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx> wrote:
>> Paul Menage wrote:
>>> On 9/2/07, Balbir Singh <balbir@xxxxxxxxxxxxxxxxxx> wrote:
>>>> - s += sprintf(s, "%lu\n", *val);
>>>> + if (read_strategy)
>>>> + s += read_strategy(*val, s);
>>>> + else
>>>> + s += sprintf(s, "%lu\n", *val);
>>> This would be better as %llu
>>>
>> Hi, Paul,
>>
>> This does not need fixing, since the other counters like failcnt are
>> still unsigned long
>>
>
> But val is an unsigned long long*. So printing *val with %lu will
> break (at least a warning, and maybe corruption if you had other
> parameters) on 32-bit archs.
>

Yeah... Hmm.. just wonder if all the counters should be unsigned long
long? failcnt is the only remaining unsigned long counter now.

--
Warm Regards,
Balbir Singh
Linux Technology Center
IBM, ISTL
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